| 1. | The atmosphere is a continuous layer of gases .
大气圈是连续的气体层。 |
| 2. | The materials in the atmosphere and hydrosphere are added to those of the 10-mile zone .
把大气圈和水圈中的物质加进这10英里岩带的物质中。 |
| 3. | From the atmosphere, water molecules fall upon the earth's surface as rain, snow, hail and sleet .
水分子以雨、雪、雹和霰的形式从大气圈降落到地表。 |
| 4. | This is a very large circular collection of stars and gas that surrounds our milky way galaxy
这是一个围绕银河系的恒星及大气圈群体。 |
| 5. | The dark blue belt indicates the near earth space , with white belts as atmospheric envelops
深蓝色条带代表近地空间，其中白色条带代表大气圈层。 |
| 6. | Reactions between oxygen and ultraviolet radiation from the sun create a layer of ozone throughout earth ' s stratosphere ( upper atmosphere )
太阳辐射紫外线和氧反应在整个地球平流层(上部大气圈)内产生一个臭氧层。 |
| 7. | Some of the air particles , particularly the atoms of the lighter gases , travel fast enough to escape from the air ocean
（在大气最高层）有些空气微粒，特别是较轻气体的原子，运动足够快，以至能从空气海洋（大气圈）中逃逸出来。 |
| 8. | The biosphere , a thin shell that encapsulates the earth , is made up of the atmosphere and lithosphere adjacent to the surface of the earth , together with the hydrosphere
生物圈就像一层包裹着地球的薄的贝壳，它由大气圈、水圈以及地表附近的岩石圈组成。 |
| 9. | Another view , less widely held , is that increasing particulate matter in the atmosphere is blocking sunlight and lowering the earth ' s temperature - a result that would be equally disastrous
另一个不太普及的观点是：大气圈中不断增加的微粒子正在阻挡阳光并降低地球的温度- - -这一结果同样是灾难性的。 |
| 10. | One of the most disturbing aspects of the changes in earth is the rate at which chemical pollutants produced by human activity are destroying the protective layer of ozone in earth ' s upper atmosphere
地球上的变化最令人烦扰的方面之一，是人类活动所产生的化学污染正在迅速破坏地球上部大气圈臭氧保护层。 |
